SQL Bolt - interactive online exercises [all exercises completed]

SQLBolt.com is a free interactive website that offers a comprehensive and easy-to-follow tutorial on SQL, which is the standard language for managing relational databases. The website provides step-by-step explanations, examples, and exercises for beginners to advanced learners to develop their SQL skills. SQLBolt.com covers topics such as querying, filtering, sorting, joining, grouping, and modifying data using SQL statements. Users can also test their knowledge and receive immediate feedback on the website's interactive platform.